We love close-up pictures of intricate work, and [w] hits the spot with a tiny joule thief in a fuse case (social media post, embedded below) powered by an old coin cell from a watch. It’s so tiny!

(PhysOrg.com) -- Thanks to a child's toy and the mind of T.H Culhane visitors to the explorer’s symposium at the National Geographic headquarters got to take a look at how the world of aluminum cans ...

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Gagyo Tech based in Los Angeles has created a new portable battery powered vehicle jump starter, called the KOMA, powerful enough to start any car or truck and apparently even small ships under 25 ...